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14NM NE Portsmouth NH

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 12:17 am EST Dec 3, 2025
Forecast Valid: 12am EST Dec 3, 2025-6pm EST Dec 9, 2025

Overnight

N wind 10 to 15 kt, with gusts as high as 30 kt. Snow, possibly mixed with rain, becoming all snow after 1am. Seas 1 ft or less.

Wednesday

NNW wind 5 to 10 kt becoming WSW in the afternoon. Mostly sunny. Seas 1 ft or less.

Wednesday Night

SW wind 5 to 10 kt. Mostly cloudy. Seas 1 ft or less.

Thursday

WSW wind 10 to 15 kt becoming WNW in the afternoon. Winds could gust as high as 25 kt. A chance of snow showers after 3pm. Seas 1 ft or less.

Thursday Night

WNW wind 10 to 15 kt, with gusts as high as 25 kt. Mostly clear. Seas 1 ft or less.

Friday

WNW wind 5 to 10 kt becoming SW in the afternoon. Mostly sunny. Seas 1 ft or less.

Friday Night

Variable winds 5 kt or less. Mostly cloudy. Seas 1 ft or less.

Saturday

Variable winds 5 kt or less. A chance of snow. Seas 1 ft or less.

Saturday Night

Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.